Secondary containment platform



FIG. 1 depicts a top perspective view of a secondary containment platform configured with a trailer on wheels.

FIG. 2 depicts a top perspective view of the secondary containment platform of FIG. 1.

FIG. 3 depicts a bottom perspective view of the secondary containment platform of FIG. 1.

FIG. 4 depicts a top plan view of the secondary containment platform of FIG. 1.

FIG. 5 depicts a bottom plan view of the secondary containment platform of FIG. 1.

FIG. 6 depicts a right side elevation view of the secondary containment platform of FIG. 1.

FIG. 7 depicts a left side elevation view of the secondary containment platform of FIG. 1.

FIG. 8 depicts a front elevation view of the secondary containment platform of FIG. 1; and,

FIG. 9 depicts a rear elevation view of the secondary containment platform of FIG. 1.

The broken lines in the drawings illustrate environmental structure on the article and form no part of the claimed design. 

CLAIM The ornamental design for a secondary containment platform, as shown and described. 